@PathSensitive(PathSensitivity.NONE)
    @InputFile
    abstract RegularFileProperty getClassMetaDataFile();

    @PathSensitive(PathSensitivity.NONE)
    @InputFile
    abstract RegularFileProperty getPluginsMetaDataFile();

    @PathSensitive(PathSensitivity.RELATIVE)
    @InputDirectory
    abstract DirectoryProperty getClassDocbookDirectory();

    @OutputFile
    abstract RegularFileProperty getDestFile();